Home / 101,065.48-151,572.27-29,971.42

Finding the Fourth Proportional to 101,065.48, 151,572.27 and 29,971.42

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Solution

The fourth proportional to 101,065.48, 151,572.27 and 29,971.42 is: 44,949.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,065.48 : 151,572.27 = 29,971.42 : x
  2. Step 2: Convert to fraction form
    101,065.48/151,572.27 = 29,971.42/x
  3. Step 3: Cross multiply
    101,065.48x = 151,572.27 × 29,971.42
  4. Step 4: Simplify right side
    101,065.48x = 4,542,836,164.52
  5. Step 5: Solve for x
    x = 4,542,836,164.52/101,065.48
  6. Step 6: Final answer
    x = 44,949.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.